In recent studies, hyaluronic acid has been shown to combat free radicals, while hydration of the joints is a significant help in reducing mobility problems.
This substance exists naturally in the human body, with the highest concentrations found in the eyes and joints.
The FDA has approved the use of hyaluronic acid in eye surgeries, where it is injected to restore natural fluids.
It has also been approved for the treatment of osteoarthritis in the knees.